Answer:
Read Below
Step-by-step explanation:
So, 3x^3 - 18x^2 - 9x + 132 = 0
The answer would be
Exact Form: 4, 1 + 2 \3, 1 - 2 \3
Decimal Form: 4,4.6410161...., -2.46410161
Hope this Helps :D
If we want to select a ball of each colour we have to extract 175+150+75+70+1=471 balls
P=471/500 is the answer